David R. Brown, MD, PhD, PA Endocrinology, Diabetes, and Metabolism
David R. Brown, MD, PhD, PAEndocrinology, Diabetes, and Metabolism


Here you find an overview of the services provided by our practice. 

Care for all disorders related to hormones, biochemistry, metabolism, and nutrition. 


Dr. Brown is a specialist with extensive experience in both clinical medicine and biochemical research.  By combining sound clinical judgement with the latest medical advances, he will work with you to develop the optimal treatment plan.  If you are concerned about a medical problem involving a hormonal, biochemical, metabolic, or nutritional  issue, Dr. Brown can help!

Dr. Brown is a recognized expert in the following areas:

  • All Hormone Disorders 
  • Type 1 and Type 2 Diabetes in pre-adolescents, adolescents, and adults 
  • Weight problems and Obesity 
  • Cardiovascular Disease Prevention 
  • Lipid Disorders including High Cholesterol and Triglycerides 
  • Complicated Hypertension 
  • Hyperthyroidism and Hypothyroidism 
  • Graves Disease and Hashimoto's Disease 
  • Thyroid Nodules and Thyroid Goiter 
  • Thyroid Cancer
  • Underactive and Overactive Adrenal Glands
  • Adrenal Nodules and Tumors 
  • Underactive and Overactive Pituitary Glands 
  • Adult Growth Hormone Deficiency 
  • Elevated Prolactin Hormone 
  • Pituitary Tumors 
  • Underactive and Overactive Parathyroid Glands 
  • Disorders of Calcium Metabolism 
  • Osteoporosis and Osteopenia 
  • Vitamin D and other Vitamin and Nutritional Deficiencies 
  • Sodium, Potassium, Magnesium and other Mineral Disorders 
  • Other Water and Electrolyte Disorders 
  • Ovarian Disorders, including Premature Menopause and PCOS 
  • Androgen-mediated Skin Disorders including Hirsutism and Acne 
  • Male and Female Hypogonadism 
  • Postmenopausal Syndrome 
  • Estrogen and Progesterone Treatment 
  • Testicular Disorders and Erectile Dysfunction 
  • Testosterone Treatment 

Phlebotomy Services

Phlebotomy services by LabCorp are available in our office every Wednesday from 8:00 AM until 11:30 AM by appointment only.  Please call to schedule an appointment. 

Remote Video Visits available!


2401 Research Blvd

Suite 230

Rockville, MD 20850


Schedule an Appointment:








Or use our contact contact form.


Notice:  Medical issues can only be addressed by telephone or through the portal.  Please do not use regular email for medical issues.


Office Hours

We are open:

Mon - Thur  8:00 AM - 4:30 PM

Fri              8:00 AM - 3:30 PM


Phones answered until 3:30 PM



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© David R. Brown, MD, PhD, Endocrinology, Diabetes, and Metabolism